create single notebook file for google colab

This commit is contained in:
Suherdy Yacob 2025-08-23 06:52:54 +07:00
parent 6ef5aa08e0
commit 81c8524809
3 changed files with 315 additions and 2 deletions

313
ai_trainer_t4_colab.ipynb Normal file
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@ -0,0 +1,313 @@
{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# AI Trainer for Qwen Models on Google Colab (T4 GPU)\n",
"\n",
"This notebook allows you to train Qwen models on GitHub repositories using Google Colab's T4 GPU with 13GB VRAM."
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 1. Setup Environment\n",
"\n",
"First, let's install the required dependencies."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Install required packages\n",
"!pip install unsloth[cu121] bitsandbytes\n",
"!pip install transformers datasets\n",
"!pip install accelerate peft\n",
"!pip install GitPython PyYAML"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Set environment variables for optimal GPU performance\n",
"import os\n",
"os.environ['CUDA_VISIBLE_DEVICES'] = '0'\n",
"os.environ['PYTORCH_CUDA_ALLOC_CONF'] = 'max_split_size_mb:512'\n",
"os.environ['TOKENIZERS_PARALLELISM'] = 'false'\n",
"os.environ['DISABLE_TORCH_COMPILE'] = '1'\n",
"\n",
"print(\"Environment variables set successfully!\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 2. Import Libraries\n",
"\n",
"Let's import all necessary libraries."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"import torch\n",
"from unsloth import FastLanguageModel\n",
"from trl import SFTTrainer\n",
"from transformers import TrainingArguments\n",
"import git\n",
"from pathlib import Path"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 3. Configuration\n",
"\n",
"Configuration optimized for T4 GPU with 13GB VRAM."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Model configuration\n",
"MODEL_NAME = \"unsloth/Qwen2.5-Coder-7B-Instruct-bnb-4bit\"\n",
"MAX_SEQ_LENGTH = 2048\n",
"\n",
"# Training configuration for T4 GPU (13GB VRAM)\n",
"TRAINING_CONFIG = {\n",
" 'per_device_train_batch_size': 1,\n",
" 'gradient_accumulation_steps': 8,\n",
" 'max_steps': 100,\n",
" 'learning_rate': 2e-4,\n",
" 'use_gradient_checkpointing': True,\n",
" 'bf16': True\n",
"}"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 4. Load Model\n",
"\n",
"Load the Qwen model with Unsloth for memory efficiency."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Load model and tokenizer\n",
"model, tokenizer = FastLanguageModel.from_pretrained(\n",
" model_name=MODEL_NAME,\n",
" max_seq_length=MAX_SEQ_LENGTH,\n",
" dtype=None,\n",
" load_in_4bit=True,\n",
")\n",
"\n",
"# Configure model for training\n",
"model = FastLanguageModel.get_peft_model(\n",
" model,\n",
" r=16,\n",
" target_modules=[\"q_proj\", \"k_proj\", \"v_proj\", \"o_proj\", \"gate_proj\", \"up_proj\", \"down_proj\"],\n",
" lora_alpha=16,\n",
" lora_dropout=0,\n",
" bias=\"none\",\n",
" use_gradient_checkpointing=TRAINING_CONFIG['use_gradient_checkpointing'],\n",
" random_state=3407,\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 5. Process GitHub Repositories\n",
"\n",
"Extract code from GitHub repositories for training."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"def process_github_repo(repo_url):\n",
" \"\"\"Process a GitHub repository and extract code samples\"\"\"\n",
" import tempfile\n",
" from datasets import Dataset\n",
" \n",
" with tempfile.TemporaryDirectory() as temp_dir:\n",
" # Clone repository\n",
" repo_name = repo_url.split('/')[-1].replace('.git', '')\n",
" repo_path = f\"{temp_dir}/{repo_name}\"\n",
" \n",
" print(f\"Cloning {repo_url}...\")\n",
" repo = git.Repo.clone_from(repo_url, repo_path, depth=1)\n",
" \n",
" # Extract Python files as example\n",
" code_samples = []\n",
" py_files = Path(repo_path).rglob('*.py')\n",
" \n",
" for py_file in list(py_files)[:10]: # Limit to first 10 files\n",
" try:\n",
" with open(py_file, 'r', encoding='utf-8', errors='ignore') as f:\n",
" content = f.read()\n",
" \n",
" if len(content.strip()) > 10: # Skip tiny files\n",
" code_samples.append({\n",
" 'text': content,\n",
" 'repo_name': repo_name,\n",
" 'file_path': str(py_file.relative_to(repo_path))\n",
" })\n",
" except Exception as e:\n",
" print(f\"Error processing {py_file}: {e}\")\n",
" continue\n",
" \n",
" return Dataset.from_list(code_samples)\n",
"\n",
"# Example usage (replace with your own repositories)\n",
"# dataset = process_github_repo(\"https://github.com/your-username/your-repo.git\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 6. Training\n",
"\n",
"Set up and run the training process."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Create a simple example dataset if you don't have your own\n",
"from datasets import Dataset\n",
"\n",
"# Example dataset - replace with your own data\n",
"example_data = [\n",
" {\"text\": \"def hello_world():\\n print('Hello, World!')\"},\n",
" {\"text\": \"class Calculator:\\n def add(self, a, b):\\n return a + b\"},\n",
" {\"text\": \"import numpy as np\\n\\narr = np.array([1, 2, 3])\\nprint(arr)\"}\n",
"]\n",
"\n",
"dataset = Dataset.from_list(example_data)\n",
"print(f\"Example dataset created with {len(dataset)} samples\")"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Tokenize dataset\n",
"def tokenize_function(examples):\n",
" # Simple tokenization - replace with more sophisticated approach for your use case\n",
" return tokenizer(examples[\"text\"], truncation=True, padding=\"max_length\", max_length=512)\n",
"\n",
"tokenized_dataset = dataset.map(tokenize_function, batched=True)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Set up trainer\n",
"trainer = SFTTrainer(\n",
" model=model,\n",
" tokenizer=tokenizer,\n",
" train_dataset=tokenized_dataset,\n",
" dataset_text_field=\"text\",\n",
" max_seq_length=MAX_SEQ_LENGTH,\n",
" packing=True,\n",
" args=TrainingArguments(\n",
" per_device_train_batch_size=TRAINING_CONFIG['per_device_train_batch_size'],\n",
" gradient_accumulation_steps=TRAINING_CONFIG['gradient_accumulation_steps'],\n",
" max_steps=TRAINING_CONFIG['max_steps'],\n",
" learning_rate=TRAINING_CONFIG['learning_rate'],\n",
" fp16=not TRAINING_CONFIG['bf16'],\n",
" bf16=TRAINING_CONFIG['bf16'],\n",
" logging_steps=1,\n",
" save_steps=50,\n",
" output_dir=\"./model_output\",\n",
" optim=\"adamw_torch\",\n",
" lr_scheduler_type=\"cosine\",\n",
" warmup_ratio=0.1,\n",
" ),\n",
")"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Start training\n",
"print(\"Starting training...\")\n",
"trainer.train()\n",
"print(\"Training completed!\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## 7. Save Model\n",
"\n",
"Save the trained model."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Save the model\n",
"model.save_pretrained(\"./trained_model\")\n",
"tokenizer.save_pretrained(\"./trained_model\")\n",
"print(\"Model saved successfully!\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"name": "python",
"version": "3.10.0"
}
},
"nbformat": 4,
"nbformat_minor": 4
}

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@ -16,7 +16,7 @@ training:
max_steps: 50
# Training parameters
num_train_epochs: 3
num_train_epochs: 1
learning_rate: 2.0e-4
warmup_steps: 10
warmup_ratio: 0.1

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@ -28,7 +28,7 @@ class TrainingConfig:
per_device_train_batch_size: int = 2
gradient_accumulation_steps: int = 4
max_steps: int = 10
num_train_epochs: int = 3
num_train_epochs: int = 2
learning_rate: float = 2e-4
warmup_steps: int = 10
logging_steps: int = 1